But Does it Take 1911 Mags? Prototype Winchester 1905SL in .45 ACP

Published on August 25, 2021
Duration: 6:24

This entry details a rare prototype Winchester 1905SL rifle converted to .45 ACP, showcasing its innovative use of standard 1911 magazines. Expert Ian McCollum highlights the technical modifications, including an enlarged ejection port and 1911-style magazine release, providing deep insight into Winchester's experimental designs. The analysis covers the historical context and reasons for its eventual non-production.

Quick Summary

The prototype Winchester 1905SL rifle was experimentally converted to .45 ACP in 1919, notably designed to accept standard Colt 1911 magazines. This early pistol caliber carbine concept featured an enlarged ejection port and 1911-style magazine release, but Winchester ultimately did not pursue production.

Chapters

  1. 00:00Introduction at Cody Firearms Museum
  2. 00:38Winchester Self-Loading Rifle History
  3. 01:34The .45 ACP Prototype
  4. 02:00Technical Modifications
  5. 03:35Markings and Barrel Specs
  6. 04:31Production Viability
  7. 05:139mm Variant and Conclusion

Frequently Asked Questions

What caliber was the prototype Winchester 1905SL rifle chambered in?

The prototype Winchester 1905SL rifle discussed was converted to chamber the .45 ACP cartridge. It was originally a .32 WSL model before the experimental modification in 1919.

Did the prototype Winchester 1905SL use standard 1911 magazines?

Yes, a key feature of this prototype was its design to accept standard Colt 1911 magazines. This demonstrated an early concept for a pistol caliber carbine utilizing common firearm components.

Why was the Winchester 1905SL prototype in .45 ACP not put into production?

Winchester likely decided against production due to commercial judgment, possibly related to the .45 ACP's perceived power for hunting compared to existing WSL cartridges, or potential unresolved reliability issues with the conversion.

Where is the prototype Winchester 1905SL rifle housed?

This unique prototype Winchester 1905SL rifle is part of the Winchester company collection and is housed at the Cody Firearms Museum in Cody, Wyoming.

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